tests: fix gapbs and npb tests (#671)

Change-Id: I6090bde7903e302e501319b545fb4b06ef3e3df9

tests/gem5/gem5_library_example_tests/test_gem5_library_examples.py

@@ -218,10 +218,7 @@ if os.access("/dev/kvm", mode=os.R_OK | os.W_OK):
         ),
         config_args=[
             "--benchmark",
-            "bt",
-            "--size",
-            "A",
-            "--ticks",
+            "npb-bt-a" "--ticks",
             "5000000000",
         ],
         valid_isas=(constants.all_compiled_tag,),
@@ -245,7 +242,7 @@ if os.access("/dev/kvm", mode=os.R_OK | os.W_OK):
             "gem5_library",
             "x86-gapbs-benchmarks.py",
         ),
-        config_args=["--benchmark", "bfs", "--synthetic", "1", "--size", "1"],
+        config_args=["--benchmark", "gapbs-bfs-test"],
         valid_isas=(constants.all_compiled_tag,),
         protocol="MESI_Two_Level",
         valid_hosts=(constants.host_x86_64_tag,),